LCD or Liquid Crystal Display are the choice of manufacturers in video baby monitors since it is light, and is the best mobility wise compared to CRT devices. Baby monitors that use live video feeds may only be of two things: wired or wireless. Wireless devices are convenient and are the good partners for video baby monitors that use LCD screens as the parents unit. For example, if you want to leave your baby in the living room for a while, you can get the device from the baby s room and transfer it to the living room without going through the difficulty of moving the wires. The Disadvantages of Wireless Baby Monitors If such devices have advantages, then it is possible that they also have disadvantages. In essence, a mobile baby monitor is a radio transmitter coupled with a receiver. The set is synchronized to a predetermined frequency band that gives off a frequency modulation (FM) signal once it is switched on. More often than not, these portable monitors send out signals between the range of 49,830 MHz and 49,890 MHz. You should at least get a hold of answers for questions such as: "Will I need to recharge it frequently?" Interference Since a baby monitor is basically a wireless device, it is highly possible to experience interference with the signal. You and your next-door neighbors may utilize similar channels and wind up hearing noises from each other's homes. Basically, a baby monitor, also known as a baby alarm, is a device that can be used to monitor your children or babies even if they are located in a separate room than yours. It is a simplex transmitter and receiver system that can be used to remotely listen for different noises made by your kids and babies. And since babies can t still tend for themselves, it is your responsibility to give the love, care and security that they need. Sadly, even though they are your topmost priority, there are still other things in the priority list that need your attention. So how do you go on with your daily activities without sacrificing the quality of security, love, and care that you need to give your baby?